OpenTechnical

OT-2026-000077967

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000077967) never changes.

Identity and time

Publication numberOT-2026-000077967 · never reused
Internal UUID01a0ae95-2ed1-7d36-a870-69a8e0648978 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077967
StatusPUBLIC

Content hashes

Canonical textadb9b7bc8d3fa2cbe240f306d1a44479956431a125dbc729b44d7f4eaf933afd
Markdowna0b3325693ef37f20434fbc927d6c241ca708982b654961009477a9c84b8e85d
PDF
Publication pagec5f3d118402ded65b91473416b8efd3a797ce25819247469e6ef95ef03d8f638
Manifestd0e0b31e93f9af18d003f839ecfc4fe424cc629d67064def69c97cde8af41b3f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureFBQup70HsWvovtBV9uh9kKEZo3T4YNsvY9mHsFEm6hIn9osDy9oco8I10H7RtJ+e3B2svCx6/HkE0dBkVbu0Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:10:21.526691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967
observed c5f3d118402ded65b91473416b8efd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:21.506235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967/manifest.json
observed d0e0b31e93f9af18d003f839ecfc4fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:21.486894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967/publication.md
observed a0b3325693ef37f20434fbc927d6c241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:21.449598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967/publication.txt
observed adb9b7bc8d3fa2cbe240f306d1a44479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:15.094212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967
observed c5f3d118402ded65b91473416b8efd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:15.076124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967/manifest.json
observed d0e0b31e93f9af18d003f839ecfc4fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:15.058775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967/publication.md
observed a0b3325693ef37f20434fbc927d6c241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:15.012776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077967/publication.txt
observed adb9b7bc8d3fa2cbe240f306d1a44479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.